電致伸縮體 的英文怎麼說
中文拼音 [diànzhìshēnsuōtǐ]
電致伸縮體
英文
electrostrictor-
The highest density and the low resistivity and the best magnetostriction in a composite rod were obtained when the proportion of binder to powders " weight is 4 : 100
膠與磁性粉末的質量比為4 ： 100時，粘結體的密度最高，電阻率最低，磁致伸縮性能最佳。In chapter 1, the magnetostrictive mechanism of the giant magnetostrictive materials and the main features of the materials are introduced briefly, and the research background including the materials applications in abroad and home is given. furthermore, the problems existing in the update applications are pointed out. especially the various applications of the magnetostrictive material in fluid power - transmission and control are also introduced
本文從超磁致伸縮材料的主要特點及其應用概況出發，以國產的超磁致伸縮材料為基礎，進行了超磁致伸縮電?機械轉換器的結構及在流體控制元件中應用的研究，探討了超磁致伸縮電?機械轉換器常用的熱補償方法，並結合流體控制元件的具體特點，採用熱補償管進行熱補償。A sensing magnetic field and displacement type of giant magneostrictive microdisplacement actuator with the functional of sensing driving magnetic field and microdisplacement is developed, and the design theories and approaches being applicable this type of microdisplacement actuator are pointed out : a circular diaphragm type of flexible construction that acts as integration mechanism of microdisplacement transferring and sensing of giant magnetostrictive microdisplacement actuator is adopted, sheet flexure theory of elasticity mechanics and approach of finite element are applied to design and calculate it, corresponding deflection and analytic formula and distribution curve of stress are given, and the specific achieving approaches of measuring principle and magnetic field sensing function of driving field in giant magnetostricitive rod are pointed out the magnetic field sensing function of the actuator is used to practically measure driving magnetic field of actuator and to obtain the relationship of driving magnetic field and coil current, which is also analyzed and studied
其中，採用圓形膜片式柔性結構作為超磁致伸縮微位移執行器的微位移傳遞、感知一體化機構，應用彈性力學中的薄板彎曲理論、有限元方法對其進行了設計、計算，並給出了相應的撓度和應力解析式及分佈曲線；應用電磁理論給出了超磁致伸縮棒內驅動磁場的測量原理及磁場感知功能的具體實現方法，並利用執行器的磁場感知功能對其驅動磁場進行了實際測量，得出了驅動磁場與線圈電流之間的關系，並對其進行了分析和研究；對執行器內部的電磁路和偏置磁路結構進行了設計計算與實驗研究，為了減小驅動線圈的發熱，對其形狀進行了優化設計。
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